 //************************************************************
 // PianoKeys.java    Author:20172323wyh
 //
 // Demonstrates the declaration, iniialization, and use of an 
 // integer variable.
 //************************************************************

 public class PianoKeys
 {
    //---------------------------------------------------------
    //   Prints the number of keys on a piano
    //---------------------------------------------------------
    public static void main(String[] args)
    {
       int Keys=88;
       System.out.println("A piano has " + Keys + "Keys.");
    }
 }

